Air cleaner



FIG. 1 is a front perspective view of an air cleaner showing our new design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a right side elevational view thereof, the left side being a mirror image thereof.

FIG. 5 is a top plan view thereof.

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is an enlarged perspective view of a portion thereof.

The broken line portion of the drawings is included to show environmental subject matter and forms no part of the claimed design. 

CLAIM The ornamental design for an air cleaner, as shown and described. 